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Table 6 Risk factors independently associated with in-hospital mortality in the 257 patients assessed on multivariate analysis

From: Postoperative pneumonia following cardiac surgery in non-ventilated patients versus mechanically ventilated patients: is there any difference?

Variables

Adjusted odds ratio (95% CI)

P- value

History of congestive heart failure

2.28 (1.17, 4.46)

0.02

Non-fermenting Gram-negative bacilli

2.28 (1.18, 4.40)

0.01

Age

1.03 (1.01, 1.06)

0.02

Time to onset of postoperative pneumonia

1.18 (1.01, 1.39)

0.04

Diabetes mellitus

2.26 (1.19, 4.30)

0.01

Appropriate antibiotic therapy

0.40 (0.16, 1.00)

0.05

Angiotensin-converting enzyme inhibitor

0.41 (0.23, 0.74)

0.003

Antibiotic prophylaxis with Cefamandole

0.46 (0.19, 0.93)

0.03

  1. The Hosmer-Lemeshow goodness-of-fit test showed good calibration of the model (P = 0.87). The Nagelkerke and Cox/Snell R-squares were 0.29 and 0.22, respectively.